Possible Values

• baseline (Default) [baseline of the parent box]
• middle [Middle of parent element]
• sub [As subscript]
• super [As superscript]
• text-top
• text-bottom
• % [A percentage of the "line-height" value "%0" is same as baseline]
• length ["0cm" is same as baseline]
• top [top of box; with top of, line box]
• bottom [bottom of box; with bottom of, line box]

body {
  vertical-align: middle;
}

Inherited? NO!